C132233133112121111331333133313231333133313231311331333132313331333132332211211   >>    C13223313311212111133133313331323133313331323131133133313231333133313233221121   <<    C132233133112121111331333133313231333133313231311331333132313331333132332211213   >>      C132233133112121111331333133313231333133313231311331333132313331333132332211212   >>