C13332313311211113313331333131133133313231322121111331333131333132231221221   >>    C1333231331121111331333133313113313331323132212111133133313133313223122122   <<    C13332313311211113313331333131133133313231322121111331333131333132231221223   >>      C13332313311211113313331333131133133313231322121111331333131333132231221222   >>