C1111121111331311211331333133313331333133313231333133313331323221211332321   >>    C111112111133131121133133313331333133313331323133313331333132322121133232   <<    C1111121111331311211331333133313331333133313231333133313331323221211332323   >>      C1111121111331311211331333133313331333133313231333133313331323221211332322   >>