C31232233133313221211113313331333132313331322121111123121111331321122321   >>    C3123223313331322121111331333133313231333132212111112312111133132112232   <<    C31232233133313221211113313331333132313331322121111123121111331321122323   >>      C31232233133313221211113313331333132313331322121111123121111331321122322   >>