C11111333133313232233133313331333131133132233131133131133131133132322122131231   >>    C1111133313331323223313331333133313113313223313113313113313113313232212213123   <<    C11111333133313232233133313331333131133132233131133131133131133132322122131233   >>      C11111333133313232233133313331333131133132233131133131133131133132322122131232   >>