C133323133112111133133313331333131121133132233131133131133132233313231221   >>    C13332313311211113313331333133313112113313223313113313113313223331323122   <<    C133323133112111133133313331333131121133132233131133131133132233313231223   >>      C133323133112111133133313331333131121133132233131133131133132233313231222   >>