C31232233133313221211113313331333133313331212111133133313233313331313231322321   >>    C3123223313331322121111331333133313331333121211113313331323331333131323132232   <<    C31232233133313221211113313331333133313331212111133133313233313331313231322323   >>      C31232233133313221211113313331333133313331212111133133313233313331313231322322   >>