0  B4R0.1  OC(=O)CI BRD-K88868628 [0,0,0,0,0,0|3,0,1]=4
1  B3R0.2  CC(N)=O BRD-K87070823 [1,0,0,0,0,0|2,1,0]=4
2  B2R0.1  CC=O BRD-K77914232 [2,0,0,0,0,0|2,0,0]=4