On Ethereum mainnet, what was the Uniswap v4 spot price of pool 0xdce6394339af00981949f5f3baf27e3610c76326a700af57e4b3e3ae4977f78d (ETH/USDC, currency0/currency1) as the median over 5 evenly spaced blocks of the window (blocks 26126740 to 26127038, about 4 hours before 26128234), as currency0 per 1e18 raw currency1 in raw units?