0 B13R2.4899 C[15N]1[13C](=O)[15NH][13C]2=[13C](NC=[15N]2)[13C]1=O HY-W008449S1 [1,0,0,0,0,0|0,0,0]=1 1 B13R2.5393 CN1C(N)=NC(=O)C2=C1N=CN2 HY-W588285 [1,0,0,0,0,0|1,0,1]=3