C111113331333132322331333133313331333133323133312111133131232312311   >>    C11111333133313232233133313331333133313332313331211113313123231231   <<    C111113331333132322331333133313331333133323133312111133131232312313   >>      C111113331333132322331333133313331333133323133312111133131232312312   >>