C1111121111331311211331333133313331211111333133313331333221323231   >>    C111112111133131121133133313331333121111133313331333133322132323   <<    C1111121111331311211331333133313331211111333133313331333221323233   >>      C1111121111331311211331333133313331211111333133313331333221323232   >>