C132233133112121111331333133313231333133313231133131133132313233313221   >>    C13223313311212111133133313331323133313331323113313113313231323331322   <<    C132233133112121111331333133313231333133313231133131133132313233313223   >>      C132233133112121111331333133313231333133313231133131133132313233313222   >>