| 英文名称: | | 2-butenedioic acid (z)-, dibutyl ester, polymer with ethenyl acetate, oxiranylm | | ethyl 2-methyl-2-propenoate and 2-propenoic acid | | 2-butenedioic acid (z)-, dibutyl ester, polymer withethenyl acetate, oxiranylmethyl 2-methyl-2-propenoate and 2-propenoicacid |
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