C3123223313331322121111331333133313121111331322331323223313331333321   >>    C312322331333132212111133133313331312111133132233132322331333133332   <<    C3123223313331322121111331333133313121111331322331323223313331333323   >>      C3123223313331322121111331333133313121111331322331323223313331333322   >>