Oxirane, cis-2,3-diethynyl-;2,3-diethynyloxirane;AC1L3L1L;Oxirane,cis-2,3-diethynyl-;Oxirane,trans-2,3-diethynyl-;Oxirane, trans-2,3-diethynyl-;40020-13-1;40020-14-2
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