C1111121111331311211331333133313331333133313121111331333132322131323221   >>    C111112111133131121133133313331333133313331312111133133313232213132322   <<    C1111121111331311211331333133313331333133313121111331333132322131323223   >>      C1111121111331311211331333133313331333133313121111331333132322131323222   >>