C11111333133313232233133313331333132313331323321313331311331323111111321   >>    C1111133313331323223313331333133313231333132332131333131133132311111132   <<    C11111333133313232233133313331333132313331323321313331311331323111111323   >>      C11111333133313232233133313331333132313331323321313331311331323111111322   >>