C11112331312111112111133133313331333133313123313331322132322331323131233131   >>    C1111233131211111211113313331333133313331312331333132213232233132313123313   <<    C11112331312111112111133133313331333133313123313331322132322331323131233133   >>      C11112331312111112111133133313331333133313123313331322132322331323131233132   >>