C222123232321333131133133313331323132313331323132221311311322231   >>    C22212323232133313113313331333132313231333132313222131131132223   <<    C222123232321333131133133313331323132313331323132221311311322233   >>      C222123232321333131133133313331323132313331323132221311311322232   >>