C3123223313331322121111331333133313231333132212111133131333132311333321   >>    C312322331333132212111133133313331323133313221211113313133313231133332   <<    C3123223313331322121111331333133313231333132212111133131333132311333323   >>      C3123223313331322121111331333133313231333132212111133131333132311333322   >>