C31232233133313221211113313331333132313331322121111113313231313332221   >>    C3123223313331322121111331333133313231333132212111111331323131333222   <<    C31232233133313221211113313331333132313331322121111113313231313332223   >>      C31232233133313221211113313331333132313331322121111113313231313332222   >>