The nitrogen hetero atomic shape structure is aza big ring or aza condensed ring or nitrogen hetero atomic ring shape conjugate symmetry or nitrogen hetero atomic ring shape conjugate asymmetry.
所述含氮杂环状结构为氮杂大环或氮杂稠环或氮杂环状共轭对称或氮杂环状共轭不对称。
The nitrogen hetero atomic shape structure is aza big ring or aza condensed ring or nitrogen hetero atomic ring shape conjugate symmetry or nitrogen hetero atomic ring shape conjugate asymmetry.
所述含氮杂环状结构为氮杂大环或氮杂稠环或氮杂环状共轭对称或氮杂环状共轭不对称。
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