0  B12R1.318  CCCC(=O)NC1CCOC1=O B0280 [0,0,1,1,0,0|1,0,0]=3
1  B12R1.318  CCCC(=O)N[C@H]1CCOC1=O B0267 [0,0,1,1,0,0|1,0,0]=3