C222123232321333131133133313331323133313231322132313121131132321   >>    C22212323232133313113313331333132313331323132213231312113113232   <<    C222123232321333131133133313331323133313231322132313121131132323   >>      C222123232321333131133133313331323133313231322132313121131132322   >>