C1212132133313223313133313113313121111331311331311331323133313331333132331231   >>    C121213213331322331313331311331312111133131133131133132313331333133313233123   <<    C1212132133313223313133313113313121111331311331311331323133313331333132331233   >>      C1212132133313223313133313113313121111331311331311331323133313331333132331232   >>