C132233133112121111331333133313231333133313231311331333133322332213233231   >>    C13223313311212111133133313331323133313331323131133133313332233221323323   <<    C132233133112121111331333133313231333133313231311331333133322332213233233   >>      C132233133112121111331333133313231333133313231311331333133322332213233232   >>