C111113331333132322331333133313331311331323133313221211111213113313331132311   >>    C11111333133313232233133313331333131133132313331322121111121311331333113231   <<    C111113331333132322331333133313331311331323133313221211111213113313331132313   >>      C111113331333132322331333133313331311331323133313221211111213113313331132312   >>