0  B20R3.17  Cn1cnc2c1ncnc2NCC3CCCOC3 CSC091971623 [1,1,0,0,0,0|2,0,0]=4
1  B18R3.2115  C1CCC(CC1)Nc2ncnc3c2cc[nH]3 CSC000058409 [1,0,0,0,1,0|2,0,0]=4