Patent ID: 11878986
Assignee: NATIONAL HEALTH RESEARCH INSTITUTES
Field: Pharmaceuticals (Chemistry)
Classification: CPC C  A | IPC A  C

Claim 4:
5. The compound of claim 1,
in which
each of A1, A2, A3, A4, A5, and A6 is methylene;
B1 is a C1-C6 bivalent aliphatic radical or a C1-C6 bivalent heteroaliphatic radical;
L1 is NR3C(O);
L2 is, each of W1, W2, W3, and W4, independently, is N or CR5′, R5′ being H or NHC(O)R9, and R9 being a C1-C6 monovalent aliphatic radical;
X is O;
Y is, , and
each of V1 and V2, independently, is a pyridine ring.