portions of the text marked with [ * * * * * ] have been redacted for confidential treatment. the redacted information has been excluded because it is both ( i ) not material and ( ii ) would be competitively harmful if publicly disclosed. butadiene sales contract ( europe ) betweendow europe gmbhbachtobelstrasse 38810 horgen, switzerland ( “ seller ” ) andtrinseo europe gmbhzugerstrasse 2318810 horgen, switzerland ( “ buyer ” ) ( each of buyer and seller a “ party ”, and collectively, the “ parties ” ) seller agrees to sell and supply to buyer the product described in this contract out of the production plants of dow benelux b. v. terneuzen, the netherlands and dow olefinverbund gmbh boehlen, germany or any alternate source subject to qualification, and buyer agrees to purchase and receive from seller such product into buyer's product consuming plants in terneuzen, rheinmuenster, hamina, norrkoeping, or schkopau according to the terms and conditions set out below. portions of the text marked with [ * * * * * ] have been redacted for confidential treatment. the redacted information has been excluded because it is both ( i ) not material and ( ii ) would be competitively harmful if publicly disclosed. portions of the text marked with [ * * * * * ] have been redacted for confidential treatment. the redacted information has been excluded because it is both ( i ) not material and ( ii ) would be competitively harmful if publicly disclosed. butadiene sales contract ( europe ) betweendow europe gmbhbachtobelstrasse 38810 horgen, switzerland ( “ seller ” ) andtrinseo europe gmbhzugerstrasse 2318810 horgen, switzerland ( “ buyer ” ) ( each of buyer and seller a “ party ”, and collectively, the “ parties ” ) seller agrees to sell and supply to buyer the product described in this contract out of the production plants of dow benelux b. v. terneuzen, the netherlands and dow olefinverbund gmbh boehlen, germany or any alternate source subject to qualification, and buyer agrees to purchase and receive from seller such product into buyer's product consuming plants in terneuzen, rheinmuenster, hamina, nor