0 B6R0.1 O=[13C]([13CH2][13CH2]O)O[Na] HY-W748200 [2,0,0,0,0,0|2,0,0]=4 1 B6R0.4 N[13CH2][13CH2][13CH2][13C](=O)O HY-N0067S3 [2,0,0,0,0,0|2,0,0]=4 2 B6R0.3 [13CH3][13C@H](O)[13C](=O)O[Na] HY-Y0479AS [2,0,0,0,0,0|2,0,0]=4