C111113331333132322331333133313331311331323133313331333222333133321311   >>    C11111333133313232233133313331333131133132313331333133322233313332131   <<    C111113331333132322331333133313331311331323133313331333222333133321313   >>      C111113331333132322331333133313331311331323133313331333222333133321312   >>