C1111121111331311211331333133313331333133313232212111133132313331323212231   >>    C111112111133131121133133313331333133313331323221211113313231333132321223   <<    C1111121111331311211331333133313331333133313232212111133132313331323212233   >>      C1111121111331311211331333133313331333133313232212111133132313331323212232   >>