C3123223313331322121111331333133313331333221312111111211312112111   >>    C312322331333132212111133133313331333133322131211111121131211211   <<    C3123223313331322121111331333133313331333221312111111211312112113   >>      C3123223313331322121111331333133313331333221312111111211312112112   >>