C132233133112121111331333133313231333133313231133131133132313231332321   >>    C13223313311212111133133313331323133313331323113313113313231323133232   <<    C132233133112121111331333133313231333133313231133131133132313231332323   >>      C132233133112121111331333133313231333133313231133131133132313231332322   >>