C111113331333132322331333133313331323323131121133133313231333133311313231   >>    C11111333133313232233133313331333132332313112113313331323133313331131323   <<    C111113331333132322331333133313331323323131121133133313231333133311313233   >>      C111113331333132322331333133313331323323131121133133313231333133311313232   >>