求翻译：R1为-H、-CmH(2m+1)、C3～C7的环烷基、带有C3～C7环烷基取代基的-CmH(2m+1)、带有-CmH(2m+1)取代基的C3～C7的环烷基、含有3～8个碳原子的杂环基、含有3～8个碳原子杂环基取代胺基、含有6～8个碳原子的芳环基或含有6～8个碳原子的芳杂环基；所述杂环基含有1～3个氮、氧或硫杂原子；所述芳环基含有1～3个氮、氧或硫杂原子；是什么意思？

R1 is-H,-CmH (2m +1), C3 ~ C7 alkyl ring with C3 ~ C7 cycloalkyl substituent-CmH (2m +1), with-CmH (2m +1) instead of the base of C3 ~ C7 cycloalkyl containing 3 to 8 carbon atoms heterocyclic base, containing 3 to 8 carbon atoms substituted heterocyclic amine containing 6-8 carbon atoms or aromatic

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R1 for-H, and-CmH (2m+1), and C3~C7 of ring alkyl, and with C3~C7 ring alkyl replaced base of-CmH (2m+1), and with-CmH (2m+1) replaced base of C3~C7 of ring alkyl, and contains 3~8 a carbon Atomic of miscellaneous ring base, and contains 3~8 a carbon Atomic miscellaneous ring base replaced amine bas

R1 is - H, -CmH (2m +1), ring alkyl of C3-C7, there is C3-C7 that surrounds alkyl and replaces the base - CmH (2m +1), have - CmH (2m +1) replaces ring alkyl of C3-C7 of the base, heterocycle base to contain 3-8 carbon atoms, contain 3-8 carbon atom heterocycle bases and replace amine base, sweet-sm