C31232233133313221211113313331333133313331212111133231333132313331321   >>    C3123223313331322121111331333133313331333121211113323133313231333132   <<    C31232233133313221211113313331333133313331212111133231333132313331323   >>      C31232233133313221211113313331333133313331212111133231333132313331322   >>