[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is the cationic form of a C7 cyanine dye having 3-ethyl-1,3-benzoxazol-2(3H)-yl units at each end. It has a role as a fluorochrome. It is a member of 1,3-benzoxazoles, a cyanine dye and a benzoxazolium ion."}, {"from": "gpt", "value": "[C][C][N][C][=C][C][=C][C][=C][Ring1][=Branch1][O][/C][\\-Ring1][=Branch2][=C][/C][=C][/C][=C][/C][=C][/C][=N+1][Branch1][N][C][=C][C][=C][C][=C][Ring1][=Branch1][O][Ring1][=Branch2][C][C]"}]