C31232233133313221211113313331333132313331333133313331333133313331311332213111   >>    C3123223313331322121111331333133313231333133313331333133313331333131133221311   <<    C31232233133313221211113313331333132313331333133313331333133313331311332213113   >>      C31232233133313221211113313331333132313331333133313331333133313331311332213112   >>