C11112331312111112111133133313331333132212111133133313331333132322331323131221   >>    C1111233131211111211113313331333133313221211113313331333133313232233132313122   <<    C11112331312111112111133133313331333132212111133133313331333132322331323131223   >>      C11112331312111112111133133313331333132212111133133313331333132322331323131222   >>