B331322121123313232233132112323331323133313121111331323211232322321   >>    B33132212112331323223313211232333132313331312111133132321123232232   <<    B331322121123313232233132112323331323133313121111331323211232322323   >>      B331322121123313232233132112323331323133313121111331323211232322322   >>