The CME Group will establish clearing services for the OTC Ethanol Gulf Coast Basis Swap on October 5, 2007. The OTC Ethanol Gulf Coast Basis Swap can be entered for clearing on CME Front End Clearing from 6:36 p.m. to 4:00 p.m. Chicago Time, Sunday through Friday.

Please view the following specifications for OTC Ethanol Gulf Coast Basis Swap:

Ticker Symbol:

OTC: GCB

QVS Product Grouping:

Promotional

Trading Unit:

14,500 gallons

Clearing Hours:

Electronic, 6:36 p.m. to 4:00 p.m., Chicago Time, Sunday through Friday

Contract Month Cycle:

For each listed Ethanol futures contract, list a corresponding Gulf Coast Basis Swap. For example, if a November 07 Ethanol futures contract is listed, then a November 07 Gulf Coast Basis Swap would also be listed.

Min. Price Fluctuation:

$.001/gal = $14.50 per contract

Max. Price Fluctuation:

None

Daily Price Limits and Dynamic Price Limit Ranges:

No daily price limits; no dynamic price limits

Position Limits:

None

Last Trading Day:

Last business day of the month preceding the contract month

Expiration:

9:00 a.m. Chicago Time

Delivery Standards/Exercise Procedures:

Cash settled

ITC Fractional Indicator:

3

ITC Price Formats:

0000620

0000621

0000622

0000623

ITC Special Settlement Price Format:

0000621

Please contact the Market Data Vendor Help Desk at (312) 341-3163 or cbotvendorsupport@cmegroup.com, if you have any questions.