C1111133313331323223313331333133313331323321333132313331312323211   >>    C111113331333132322331333133313331333132332133313231333131232321   <<    C1111133313331323223313331333133313331323321333132313331312323213   >>      C1111133313331323223313331333133313331323321333132313331312323212   >>