| 英文名称: | | 2-methyl-, reaction products with .alpha.-(1,3-dioxobutyl)-5-pentanediamine | | .omega.-(1,3-dioxobutoxy)poly(oxy-1,4-butanediyl) | | 1,5-pentanediamine, 2-methyl-, reaction products with.alpha.-(1,3-dioxobutyl)-.omega.-(1,3-dioxobutoxy)poly(oxy-1,4-butanediyl) |
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