rtokens: -- Harry Milling , New York Energy Desk , +1 212-859-1761
pos: NNP MD VB VBN NNP JJ TO NNP NNP .
tokens: NYMEX will be closed Monday due to Labor Day .
ltokens: Buying interest in crude did not have enough conviction to send it much higher since many players had left early to start the Labor Day holiday weekend , traders said .