C3123223313331322121111331333133313231333132212113313331323322331323123221   >>    C312322331333132212111133133313331323133313221211331333132332233132312322   <<    C3123223313331322121111331333133313231333132212113313331323322331323123223   >>      C3123223313331322121111331333133313231333132212113313331323322331323123222   >>