0 B11R1.280 CO[13C]1=[13CH][13C](C=O)=[13CH][13CH]=[13C]1O HY-N0098S2 [1,1,0,0,0,0|2,0,0]=4 1 B11R1.279 COC1=CC=C(C=O)C(O)=C1 HY-N0445 [0,0,0,0,1,1|2,0,0]=4