[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is a nucleoside analogue obtained by formal cyclodimerisation of 2'-deoxycytidine. It has a role as a Mycoplasma genitalium metabolite. It is a cyclobutadipyrimidine and a nucleoside analogue."}, {"from": "gpt", "value": "[C][C@@H1][Branch2][Branch1][=Branch2][C@H1][Branch2][Branch1][Ring1][O][C@H1][Ring1][Branch1][N][C][C][Branch2][Ring1][#C][C][C][Ring1][Ring2][N][Branch1][#Branch2][C][=Branch1][C][=O][N][=C][Ring1][#Branch1][N][C@H1][C][C@@H1][Branch1][=Branch2][C@H1][Branch1][Ring2][O][Ring1][Branch1][C][O][O][C][=Branch1][#Branch1][=N][C][Ring2][Ring1][=Branch1][=O][N][C][O][O]"}]