0 B10R1.17 CNCCC1=NC=CC=C1 EX-A921 [2,0,0,0,0,0|1,0,0]=3 1 B12R1.225 C[C@H](N)[C@H](O)C1=CC=CC(O)=C1 EX-A1348 [1,1,0,0,0,0|0,0,0]=2