C132233133112121111331333133313231333133313231311331311331323222121321   >>    C13223313311212111133133313331323133313331323131133131133132322212132   <<    C132233133112121111331333133313231333133313231311331311331323222121323   >>      C132233133112121111331333133313231333133313231311331311331323222121322   >>