英文名称: | 3,4-dihydroxy-cyclobutene-2-dione | 3,4-dihydroxy-3-cyclobutene-2-dione | dihydroxy-cyclobutenedion | dihydroxycyclobutenedione | quadratic acid | squaric acid | 1,2-Dihydroxy-1-cyclobuten-3,4-dione | 3-Cyclobutene-1,2-dione,3,4-dihydroxy- | 1,2-Diketo-3,4-dihydroxycyclobutene | 1-Cyclobutene-3,4-dione-1,2-diol |
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