C11112331312111112111133133313331311331323212331333131133131323132231   >>    C1111233131211111211113313331333131133132321233133313113313132313223   <<    C11112331312111112111133133313331311331323212331333131133131323132233   >>      C11112331312111112111133133313331311331323212331333131133131323132232   >>