C313212111133131211331333133313331333133322121133132313331333132322333123231   >>    C31321211113313121133133313331333133313332212113313231333133313232233312323   <<    C313212111133131211331333133313331333133322121133132313331333132322333123233   >>      C313212111133131211331333133313331333133322121133132313331333132322333123232   >>