英文名称: | phosphoric acid, 2-(1,2,3,6-tetrahydro-1,3-dimethyl-2,6-dioxopurin-7-yl) ethyl | cyclic trimethylene ester | (theophyllinyl-7' ethyloxy)-2 oxo-2 dioxaphosphorinanne-1,3,2 | phosphoric acid,2-(1,2,3,6-tetrahydro-1,3-dimethyl-2,6-dioxopurin-7-yl) ethyl cyclictrimethylene ester |
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