C1111121111331311211331333133313331333133313231333133313331323132313331223231   >>    C111112111133131121133133313331333133313331323133313331333132313231333122323   <<    C1111121111331311211331333133313331333133313231333133313331323132313331223233   >>      C1111121111331311211331333133313331333133313231333133313331323132313331223232   >>