C11112331312111112111133133313331333132112312111111331313332233131   >>    C1111233131211111211113313331333133313211231211111133131333223313   <<    C11112331312111112111133133313331333132112312111111331313332233133   >>      C11112331312111112111133133313331333132112312111111331313332233132   >>