C312312111133131212111133133313331322331323223313231333132313331333131132311   >>    C31231211113313121211113313331333132233132322331323133313231333133313113231   <<    C312312111133131212111133133313331322331323223313231333132313331333131132313   >>      C312312111133131212111133133313331322331323223313231333132313331333131132312   >>