C111113331333132322331333133313331311331322331333133313113211321   >>    C11111333133313232233133313331333131133132233133313331311321132   <<    C111113331333132322331333133313331311331322331333133313113211323   >>      C111113331333132322331333133313331311331322331333133313113211322   >>