C11111333133313232233133313331333131123313233313231333132331133133313233233231   >>    C1111133313331323223313331333133313112331323331323133313233113313331323323323   <<    C11111333133313232233133313331333131123313233313231333132331133133313233233233   >>      C11111333133313232233133313331333131123313233313231333132331133133313233233232   >>