C31232233133313221211113313331333132313331322121133133313232112111   >>    C3123223313331322121111331333133313231333132212113313331323211211   <<    C31232233133313221211113313331333132313331322121133133313232112113   >>      C31232233133313221211113313331333132313331322121133133313232112112   >>