C1111121111331311211331333133313331333133313231333133313331311211331322331121   >>    C111112111133131121133133313331333133313331323133313331333131121133132233112   <<    C1111121111331311211331333133313331333133313231333133313331311211331322331123   >>      C1111121111331311211331333133313331333133313231333133313331311211331322331122   >>