0  B20R2.1033060  O=C(C=1NC2=C(C1)C=CC(=C2)C(OCC)=O)OCC      AK158171 [0,0,1,0,0,0|3,0,0]=4
1  B21R2.5321543  O=C(C1=CC=C2C=C(C(OCC)=O)C=CC2=C1)OCC      AK544504 [0,0,1,0,0,1|2,0,0]=4