0 B21R3.10038 COc1ccc(cc1)c2nc3ccccc3c(=O)[nH]2 CSC025705240 [2,0,0,0,0,0|2,0,0]=4 1 B23R4.2860955 O=c1[nH]c(nc2c1cccc2)c3ccc4c(c3)OCO4 CSC046118017 [1,0,0,1,0,0|2,0,0]=4