preferred_name: 6alpha-hydroxygermacra-1(10),4,11(13)-trien-12-oate + H(+) => (+)-costunolide + H2O
preferred_name_lc: 6alpha-hydroxygermacra-1(10),4,11(13)-trien-12-oate + h(+) => (+)-costunolide + h2o
label: 6alpha-hydroxygermacra-1(10),4,11(13)-trien-12-oate + H(+) => (+)-costunolide + H2O
label_lc: 6alpha-hydroxygermacra-1(10),4,11(13)-trien-12-oate + h(+) => (+)-costunolide + h2o