Abstract: A compound of Formula (1): ? wherein R1 represents an amidinophenyl group, etc.; R2 represents a hydrogen atom, etc.; R3 represents a carbamoylalkyl group, etc.; R4 represents a hydrogen atom, etc.; R5 represents a benzyl group, etc.; R6 represents a hydrogen atom, etc.; and R7 represents an alkylsulfonyl group, etc. A crystal of a complex between factor VIIa/human soluble tissue factor and a low-molecular weight reversible factor VIIa inhibitor. A medium carrying a part or all of structure coordinate data of a complex between human factor VIIa/human soluble tissue factor and a low-molecular weight reversible factor VIIa inhibitor, obtainable by X-ray crystal structure analysis of the crystal. A method for computationally designing a low-molecular weight reversible factor VIIa inhibitor using the coordinate data.

Abstract: The compounds of the invention are compounds represented by the following general formula (1): wherein E represents one selected from the group consisting of a methylidyne group and a nitrilo group, R1 represents one selected from the group consisting of optionally substituted aryl groups and optionally substituted heteroaryl groups, R2 represents one selected from the group consisting of a hydrogen atom and alkyl groups, W1 represents an amino acid residue, A represents one selected from the group consisting of a carbonyl group and a sulfonyl group, X1 represents one selected from the group consisting of optionally substituted alkylene groups and optionally substituted alkenylene groups, and p represents 0 or 1; and their pharmacologically acceptable salts, which exhibit thrombopoietin-like activity.

Abstract: A compound of Formula (1): 1

Abstract: The compounds of the invention are compounds represented by the following general formula (1): 1

Abstract: The present invention has as its object providing phenethylamine derivatives that typically function as a motilin receptor antagonist and which are useful as medicines. The invention provides compounds represented by the general formula (1): (wherein A is typically an amino acid residue, R1 is typically R6—CO—, R2 is typically a hydrogen atom, R3 is typically —CO—R7, R4 is typically an alkyl group, R5 is typically a hydroxyl group, R6 is typically an alkyl group, and R7 is typically an amino group).